#!/usr/bin/python
# -*- coding: utf-8 -*-
import os, re, sys
name=sys.argv[1]
start='pUh6w11qeY&'
end='RYbBXY10MW&'
f1=open(name)

rep=re.sub(start, end, f1.read(),1)
f2= open('rep_'+name, 'w')
f2.write(rep)
f1.close()
f2.close()